Question

solve the stimultaneous equations:
3x + y = 8
x - 3y = 11

Answer 1

Step-by-step explanation: Hey mate, there you go

3x + y = 8 - (1)

x - 3y = 11 - (2)

Multiply eqn (1) with 3

9x + 3y = 24

+ x - 3y = 11

_____________

10x = 35

x= 35/10

x=3.5

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